203.99.211.0/24

AS17903  ·  Cognizant Technology Solutions India Pvt Ltd,

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Summary

Country India
Domain cognizant.com
ASN AS17903
Registry APNIC
ID COGNIZANT

WHOIS Details

inetnum:        203.99.208.0 - 203.99.211.255
netname:        COGNIZANT
descr:          Cognizant Technology Solution India Pvt Ltd, India Net block
country:        IN
admin-c:        NA108-AP
tech-c:         NA108-AP
abuse-c:        AC1821-AP
status:         ASSIGNED NON-PORTABLE
mnt-by:         MAINT-IN-COGNIZANT
mnt-irt:        IRT-COGNIZANT-IN
last-modified:  2021-07-14T13:09:34Z
source:         APNIC

irt:            IRT-COGNIZANT-IN
address:        Cognizant Technology Solutions
address:        India.
e-mail:         abuse@cognizant.com
abuse-mailbox:  abuse@cognizant.com
admin-c:        NA108-AP
tech-c:         NA108-AP
auth:           # Filtered
remarks:        abuse@cognizant.com was validated on 2025-12-09
mnt-by:         MAINT-IN-COGNIZANT
last-modified:  2025-12-09T15:28:36Z
source:         APNIC

role:           ABUSE COGNIZANTIN
country:        ZZ
address:        Cognizant Technology Solutions
address:        India.
phone:          +000000000
e-mail:         abuse@cognizant.com
admin-c:        NA108-AP
tech-c:         NA108-AP
nic-hdl:        AC1821-AP
remarks:        Generated from irt object IRT-COGNIZANT-IN
remarks:        abuse@cognizant.com was validated on 2025-12-09
abuse-mailbox:  abuse@cognizant.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-09T15:29:02Z
source:         APNIC

person:         Network Administrator
nic-hdl:        NA108-AP
e-mail:         connect@cognizant.com
address:        Cognizant Technology Solutions
address:        India.
phone:          +91-44-42096000
fax-no:         +91-44-42096060
country:        IN
mnt-by:         MAINT-IN-COGNIZANT
last-modified:  2008-10-29T06:30:55Z
source:         APNIC

route:          203.99.192.0/19
descr:          Cognizant
origin:         AS17903
mnt-by:         MAINT-IN-COGNIZANT
country:        IN
last-modified:  2008-09-04T07:54:34Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 203.99.0.0/16

Range ASN Company Num of IPs
203.99.160.0/19 AS17557 Pakistan Telecommunication Company Limited 8,192
203.99.48.0/20 AS23674 Nayatel (Pvt) Ltd 4,096
203.99.72.0/21 AS131909 OCC Co., Ltd. 2,048
203.99.224.0/21 AS23836 RELATION Co., Ltd. 2,048
203.99.240.0/21 AS24270 ITOCHU Techno-Solutions Corporation 2,048
203.99.72.0/22 AS131909 OCC Co., Ltd. 1,024
203.99.136.0/22 AS38891 Measat Satellite Systems Sdn. Bhd. 1,024
203.99.156.0/22 AS38800 Digicel Samoa Ltd 1,024
203.99.196.0/22 AS17903 Cognizant Technology Solution India Pvt Ltd, India Net block 1,024
203.99.204.0/22 AS17903 Cognizant Technology Solution India Pvt Ltd, India Net block 1,024
203.99.150.0/23 AS152097 Centrefit Communications 512
203.99.130.0/23 AS45287 PT. Varnion Technology Semesta 512
203.99.252.0/23 AS24190 The Stock Exchange of Thailand 512
203.99.146.0/23 AS150756 Floppy Ltd. 512
203.99.13.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256
203.99.138.0/24 AS38891 M5 Network Services 256
203.99.145.0/24 AS137453 Exabyte ltd 256
203.99.143.0/24 AS45485 5th Floor, Lakeside 2 256
203.99.165.0/24 AS17557 DSLAM Management IP's for 60K project 256
203.99.144.0/24 AS137453 Asia Pacific Network Information Centre 256
203.99.255.0/24 AS17993 Vodafone Samoa Limited 256
203.99.10.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256
203.99.11.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

4 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
203.99.211.1 AS17903 Cognizant Technology Solutions India Pvt Ltd, 0.38ms from Kolkata, IN

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
61.240.148.248 AS4837 CHINA UNICOM China169 Backbone 7.09ms from Beijing, CN
78.96.205.168 AS12302 Vodafone Romania S.A. 7.37ms from Bucharest, RO
62.115.50.120 AS1299 Arelion Sweden AB 0.11ms from Bucharest, RO
45.242.9.216 AS24863 Link Egypt (Link.NET) 17.04ms from Cairo, EG
24.13.46.24 AS7922 Comcast Cable Communications, LLC 5.86ms from Chicago, US
213.161.33.200 AS719 Elisa Oyj 1.21ms from Helsinki, FI
14.183.167.88 AS45899 VNPT Corp 1.89ms from Ho Chi Minh City, VN
5.51.150.136 AS5410 Bouygues Telecom SA 4.69ms from Lyon, FR
34.227.214.152 AS14618 Amazon.com, Inc. 0.19ms from Reston, US
54.183.250.200 AS16509 Amazon.com, Inc. 0.18ms from San Jose, US
84.17.221.120 AS57208 Advania Sverige AB 0.64ms from Stockholm, SE
189.15.156.152 AS53006 ALGAR TELECOM S/A 6.02ms from São Paulo, BR
70.27.87.88 AS577 Bell Canada 6.71ms from Toronto, CA
49.116.160.232 AS4134 CHINANET-BACKBONE 16.55ms from UEruemqi, CN
97.146.34.40 AS6167 Verizon Business 12.84ms from Ashburn, US
34.61.93.104 AS396982 Google LLC 0.11ms from Council Bluffs, US
102.208.154.8 AS15399 Wananchi Group (Kenya) Limited 0.97ms from Dar es Salaam, TZ
119.65.110.248 AS17858 LG POWERCOMM 1.81ms from Incheon, KR
47.141.67.72 AS5650 Frontier Communications of America, Inc. 2.56ms from Los Angeles, US
175.147.157.168 AS4837 CHINA UNICOM China169 Backbone 9.15ms from Tieling, CN
60.101.175.56 AS17676 SoftBank Corp. 3.33ms from Tokyo, JP
73.60.148.136 AS7922 Comcast Cable Communications, LLC 4.81ms from Boston, US
75.182.227.88 AS11426 Charter Communications Inc 8.16ms from Charlotte, US
132.232.78.120 AS45090 Shenzhen Tencent Computer Systems Company Limited 0.79ms from Chengdu, CN
99.73.72.8 AS7018 AT&T Enterprises, LLC 10.37ms from Chicago, US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f3 203.99.211.1
traceroute to 203.99.211.1 (203.99.211.1): 64 hops max, 52 byte packets
3 [] 193.239.116.135 26.287 ms
4 [AS64049] 103.198.140.26 126.195 ms
5 [AS64049] 103.198.140.59 126.642 ms
6 *
7 [AS55836] 136.232.71.26 169.677 ms
8 [AS17903] 203.99.211.1 211.46 ms
Measurement taken from IPinfo ProbeNet in Nuernberg, DE
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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